as_narrow_bitmask: Create bitmask buffers

In paleolimbot/arrowvctrs: An R Interface to the 'Apache Arrow' C API

Create bitmask buffers

Description

Create bitmask buffers

Usage

as_narrow_bitmask(x, ...)

## Default S3 method:
as_narrow_bitmask(x, ...)

## S3 method for class 'narrow_bitmask'
as_narrow_bitmask(x, ...)

## S3 method for class 'logical'
as_narrow_bitmask(x, ...)

new_arrow_bitmask(buffer = raw())

## S3 method for class 'narrow_bitmask'
as.logical(x, ..., start = 1, end = NULL)

Arguments

x	An object to convert to a bitmask
...	Passed to S3 methods
buffer	A raw() vector containing the bitmask data
start, end	Start and end indices (inclusive) to limit when converting to logical().

Value

An object with class 'narrow_bitmask'

Examples

as_narrow_bitmask(c(TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE))
as.logical(new_arrow_bitmask(0x01))

paleolimbot/arrowvctrs documentation built on Oct. 12, 2023, 7 a.m.